java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:23:15,628 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:23:15,630 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:23:15,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:23:15,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:23:15,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:23:15,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:23:15,646 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:23:15,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:23:15,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:23:15,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:23:15,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:23:15,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:23:15,652 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:23:15,653 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:23:15,654 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:23:15,655 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:23:15,656 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:23:15,658 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:23:15,660 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:23:15,661 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:23:15,663 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:23:15,665 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:23:15,665 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:23:15,666 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:23:15,667 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:23:15,668 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:23:15,668 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:23:15,669 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:23:15,670 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:23:15,671 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:23:15,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:23:15,672 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:23:15,672 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:23:15,673 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:23:15,674 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:23:15,674 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:23:15,690 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:23:15,691 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:23:15,692 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:23:15,692 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:23:15,692 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:23:15,693 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:23:15,693 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:23:15,693 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:23:15,693 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:23:15,694 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:23:15,694 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:23:15,694 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:23:15,694 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:23:15,694 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:23:15,695 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:23:15,695 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:23:15,695 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:23:15,695 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:23:15,695 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:23:15,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:23:15,696 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:23:15,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:23:15,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:23:15,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:23:15,697 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:23:15,697 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:23:15,697 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:23:15,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:23:15,697 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:23:15,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:23:15,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:23:15,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:23:15,772 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:23:15,773 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:23:15,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl [2018-09-30 21:23:15,774 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl' [2018-09-30 21:23:15,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:23:15,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:23:15,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:23:15,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:23:15,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:23:15,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,906 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:23:15,906 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:23:15,907 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:23:15,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:23:15,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:23:15,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:23:15,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:23:15,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... [2018-09-30 21:23:15,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:23:15,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:23:15,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:23:15,963 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:23:15,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:23:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:23:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:23:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:23:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-30 21:23:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-09-30 21:23:16,350 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:23:16,351 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:23:16 BoogieIcfgContainer [2018-09-30 21:23:16,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:23:16,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:23:16,353 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:23:16,383 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:23:16,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:23:16" (1/1) ... [2018-09-30 21:23:16,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:23:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-30 21:23:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-30 21:23:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:23:16,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:16,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-30 21:23:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-30 21:23:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:23:16,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-30 21:23:18,311 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-30 21:23:18,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:23:18,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-30 21:23:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-30 21:23:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:23:18,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:23:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-30 21:23:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-30 21:23:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:23:19,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-30 21:23:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-30 21:23:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:23:20,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 21:23:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 21:23:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 21:23:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:23:21,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-30 21:23:22,772 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-30 21:23:22,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:23:22,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-30 21:23:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-30 21:23:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:23:23,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:23:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-30 21:23:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-30 21:23:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:23:23,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:23,997 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:25,491 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-30 21:23:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-30 21:23:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-30 21:23:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:23:26,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-09-30 21:23:27,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:27,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-30 21:23:27,078 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-30 21:23:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:23:27,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:29,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-30 21:23:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-30 21:23:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:23:29,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-30 21:23:29,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-30 21:23:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-30 21:23:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:23:29,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-30 21:23:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-30 21:23:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:23:32,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-09-30 21:23:33,102 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-30 21:23:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:33,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-30 21:23:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-30 21:23:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:23:33,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:34,078 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 21:23:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 21:23:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:23:36,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-09-30 21:23:37,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-30 21:23:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-30 21:23:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:23:37,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:37,409 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-30 21:23:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-30 21:23:39,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:23:39,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-09-30 21:23:40,567 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-30 21:23:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:41,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-30 21:23:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-30 21:23:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:23:41,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:45,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-30 21:23:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-30 21:23:45,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:23:45,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-09-30 21:23:45,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-30 21:23:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-30 21:23:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:23:45,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:46,507 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-30 21:23:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-30 21:23:49,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:23:49,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-09-30 21:23:49,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-30 21:23:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-30 21:23:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:23:49,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:53,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-30 21:23:53,843 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-30 21:23:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:23:53,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:53,880 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-09-30 21:23:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-30 21:23:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-30 21:23:54,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:23:54,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:59,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-30 21:23:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-30 21:23:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:23:59,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-09-30 21:24:00,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-30 21:24:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-30 21:24:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:24:00,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:04,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-30 21:24:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-30 21:24:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:24:04,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-30 21:24:05,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-30 21:24:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-30 21:24:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:24:05,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-30 21:24:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-30 21:24:11,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:24:11,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-09-30 21:24:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-30 21:24:13,337 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-30 21:24:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:24:13,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-30 21:24:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-30 21:24:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:24:17,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-09-30 21:24:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-30 21:24:18,953 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-30 21:24:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:24:18,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:19,588 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:23,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-30 21:24:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-30 21:24:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:24:23,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-30 21:24:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-30 21:24:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-30 21:24:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:24:25,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-30 21:24:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-30 21:24:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:24:31,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-09-30 21:24:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:33,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-30 21:24:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-30 21:24:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:24:33,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-30 21:24:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-30 21:24:38,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:24:38,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:38,454 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-09-30 21:24:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:39,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-30 21:24:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-30 21:24:39,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:24:39,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:40,533 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-30 21:24:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-30 21:24:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:24:45,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-09-30 21:24:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-30 21:24:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-30 21:24:46,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:24:46,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-30 21:24:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-30 21:24:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:24:52,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-30 21:24:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-30 21:24:55,323 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-30 21:24:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:24:55,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:01,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-30 21:25:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-30 21:25:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:25:01,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-09-30 21:25:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-30 21:25:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-30 21:25:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:25:04,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-30 21:25:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-30 21:25:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:25:10,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:10,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-09-30 21:25:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-30 21:25:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-30 21:25:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:25:11,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:15,894 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-30 21:25:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-30 21:25:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-30 21:25:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:25:21,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:21,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-09-30 21:25:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:23,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-30 21:25:23,664 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-30 21:25:23,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:25:23,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-30 21:25:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-30 21:25:30,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:25:30,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-09-30 21:25:32,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:32,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-30 21:25:32,201 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-30 21:25:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:25:32,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:39,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-30 21:25:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-30 21:25:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:25:39,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-09-30 21:25:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-30 21:25:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-30 21:25:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:25:41,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-30 21:25:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-30 21:25:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:25:48,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-09-30 21:25:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-30 21:25:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-30 21:25:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:25:50,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-30 21:25:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-30 21:25:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:25:58,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-09-30 21:26:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-30 21:26:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-30 21:26:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 21:26:00,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-30 21:26:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-30 21:26:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:26:08,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-09-30 21:26:10,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-30 21:26:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-30 21:26:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:26:10,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:11,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:18,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-30 21:26:18,666 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-30 21:26:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:26:18,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:18,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-09-30 21:26:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-30 21:26:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-30 21:26:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 21:26:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:22,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:29,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-30 21:26:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-30 21:26:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 21:26:29,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-09-30 21:26:31,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:31,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-30 21:26:31,930 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-30 21:26:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 21:26:31,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-30 21:26:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-30 21:26:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 21:26:41,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-09-30 21:26:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-30 21:26:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-30 21:26:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 21:26:43,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:52,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-30 21:26:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-30 21:26:52,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 21:26:52,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:52,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-09-30 21:26:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-30 21:26:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-30 21:26:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 21:26:54,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-30 21:27:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-30 21:27:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 21:27:04,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-09-30 21:27:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-30 21:27:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-30 21:27:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 21:27:06,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:16,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-09-30 21:27:16,053 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-09-30 21:27:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 21:27:16,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:27:18,315 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:27:18,318 INFO L168 Benchmark]: Toolchain (without parser) took 242460.74 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 382.1 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:27:18,319 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:27:18,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.36 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:27:18,320 INFO L168 Benchmark]: Boogie Preprocessor took 34.41 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:27:18,320 INFO L168 Benchmark]: RCFGBuilder took 389.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:27:18,321 INFO L168 Benchmark]: CodeCheck took 241964.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 360.9 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:27:18,325 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1171 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.36 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.41 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 389.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241964.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 360.9 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/PointerIncrement-simplified01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-27-18-336.csv Completed graceful shutdown